1889.] 



PUBLIC DOCUxMENT — No. 4. 



581 



Muck. 

 [I. and II. Sent on from Marlborough, Mass. III. Sent on from Concord, Mass.] 



These samples are fair representatives of their kind. As 

 the agricultural value of this material has been repeatedly 

 discussed in previous reports, no further statement seems to 

 be called for. 



Muck. 

 [I. and II. Sent on by A. A. Rice, Mount Hermon, Mass.] 



